Super Simple Chords

Chord progression

The I–IV–V7–I chord progression

C – F – G7 – C in C. 100 songs in the library go round it. Hear it in any style and key, and see it in all twelve keys.

Tuning the piano…
Style
Key

Want to mix it with other hands?

The loop

4 chords, round and round, in C. Each chord on the keys:

CIFIVG7V7CI

In every key

Find your song's key on the left: its chords are the row. Each column keeps its colour, whatever the key.

KeyIIVV7I
CCFG7C
DbDbGbAb7Db
DDGA7D
EbEbAbBb7Eb
EEAB7E
FFBbC7F
F#F#BC#7F#
GGCD7G
AbAbDbEb7Ab
AADE7A
BbBbEbF7Bb
BBEF#7B

Songs that go round it

100 songs, best known first. Rest the mouse on one to hear it.

All of them

Left hands these songs use

The patterns most often played under this loop.

Questions about I–IV–V7–I

What is the I–IV–V7–I chord progression?

A loop of 4 chords: C – F – G7 – C in C. The numerals say each chord's place in the key, so the same loop can be played in any key.

What songs use the I–IV–V7–I progression?

100 songs in the library repeat it, including From A Distance, Lucy In The Sky With Diamonds, Tears In Heaven, We Wish You A Merry Christmas and All Shook Up.

How do I play I–IV–V7–I on piano?

Hold each chord with the right hand while the left hand plays its root, then swap in a pattern: lazy footsteps is the left hand these songs use most. The player above plays it in any style and key.